Indirect Survey

Radio Telemetry

method used by scientists to monitor populations where they fit an animal with a radio collar that emits a signal and then use the signal to track the animal's movement used to track a species with a broad range

Biotic

Abiotic

nonliving factor in an ecosystem, such as moisture, temperature, wind, sunlight, soil, and minerals where the balance of the factors determines which living things can survive in a specific environment